/*
* 2007-2012 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Academic Free License (AFL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/afl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2012 PrestaShop SA
*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/


//global variables
var combinations = [];
var selectedCombination = [];
var globalQuantity = 0;
var colors = [];

//check if a function exists
function function_exists(function_name)
{
    if (typeof function_name == 'string')
        return (typeof window[function_name] == 'function');
    return (function_name instanceof Function);
}

//execute oosHook js code
function oosHookJsCode()
{
    for (var i = 0; i < oosHookJsCodeFunctions.length; i++)
    {
        if (function_exists(oosHookJsCodeFunctions[i]))
            setTimeout(oosHookJsCodeFunctions[i]+'()', 0);
    }
}

//add a combination of attributes in the global JS sytem
function addCombination(idCombination, arrayOfIdAttributes, quantity, price, ecotax, id_image, reference, unit_price, minimal_quantity, available_date, combination_specific_price)
{
    globalQuantity += quantity;

    var combination = [];
    combination['idCombination'] = idCombination;
    combination['quantity'] = quantity;
    combination['idsAttributes'] = arrayOfIdAttributes;
    combination['price'] = price;
    combination['ecotax'] = ecotax;
    combination['image'] = id_image;
    combination['reference'] = reference;
    combination['unit_price'] = unit_price;
    combination['minimal_quantity'] = minimal_quantity;
    combination['available_date'] = available_date;
    combination['specific_price'] = [];
    combination['specific_price'] = combination_specific_price;
    combinations.push(combination);
}

// search the combinations' case of attributes and update displaying of availability, prices, ecotax, and image
function findCombination(firstTime)
{
    
    $('#minimal_quantity_wanted_p').fadeOut();
    $('#quantity_wanted').val(1);
    //create a temporary 'choice' array containing the choices of the customer
    var choice = [];
    $('#attributes select, #attributes input[type=hidden], #attributes input[type=radio]:checked').each(function(){
        choice.push($(this).val());
    });

    //testing every combination to find the conbination's attributes' case of the user
    for (var combination = 0; combination < combinations.length; ++combination)
    {
        //verify if this combinaison is the same that the user's choice
        var combinationMatchForm = true;
        $.each(combinations[combination]['idsAttributes'], function(key, value)
        {
            
            if (!in_array(value, choice))
            {
                combinationMatchForm = false;
            }
        });
        //alert(combinationMatchForm);
        if (combinationMatchForm)
        {
            if (combinations[combination]['minimal_quantity'] > 1)
            {
                $('#minimal_quantity_label').html(combinations[combination]['minimal_quantity']);
                $('#minimal_quantity_wanted_p').fadeIn();
                $('#quantity_wanted').val(combinations[combination]['minimal_quantity']);
                $('#quantity_wanted').bind('keyup', function() {
                    checkMinimalQuantity(combinations[combination]['minimal_quantity']);
                });
            }
            //combination of the user has been found in our specifications of combinations (created in back office)
            selectedCombination['unavailable'] = false;
            selectedCombination['reference'] = combinations[combination]['reference'];
            $('#idCombination').val(combinations[combination]['idCombination']);

            //get the data of product with these attributes
            quantityAvailable = combinations[combination]['quantity'];
            selectedCombination['price'] = combinations[combination]['price'];
            selectedCombination['unit_price'] = combinations[combination]['unit_price'];
            selectedCombination['specific_price'] = combinations[combination]['specific_price'];
            if (combinations[combination]['ecotax'])
                selectedCombination['ecotax'] = combinations[combination]['ecotax'];
            else
                selectedCombination['ecotax'] = default_eco_tax;

            //show the large image in relation to the selected combination
            if (combinations[combination]['image'] && combinations[combination]['image'] != -1)
                displayImage( $('#thumb_'+combinations[combination]['image']).parent() );

            //show discounts values according to the selected combination
            if (combinations[combination]['idCombination'] && combinations[combination]['idCombination'] > 0)
                displayDiscounts(combinations[combination]['idCombination']);

            //get available_date for combination product
            selectedCombination['available_date'] = combinations[combination]['available_date'];
			
            //update the display
            updateDisplay();
            
            if(typeof(firstTime) != 'undefined' && firstTime)
                refreshProductImages(0);
            else
                refreshProductImages(combinations[combination]['idCombination']);
            //leave the function because combination has been found
            return;
        }
    }
    //this combination doesn't exist (not created in back office)
    selectedCombination['unavailable'] = true;
    updateDisplay();
}

//update display of the availability of the product AND the prices of the product
function updateDisplay()
{
    
    if (!selectedCombination['unavailable'] && quantityAvailable > 0 && productAvailableForOrder == 1)
    {
        //show the choice of quantities
        $('#quantity_wanted_p:hidden').show('slow');

        //show the "add to cart" button ONLY if it was hidden
        $('#add_to_cart:hidden').fadeIn(600);

        //hide the hook out of stock
        $('#oosHook').hide();
		
        //hide availability date
        $('#availability_date_label').hide();
        $('#availability_date_value').hide();

        //availability value management
        if (availableNowValue != '')
        {
            //update the availability statut of the product
            $('#availability_value').removeClass('warning_inline');
            $('#availability_value').text(availableNowValue);
            if(stock_management == 1)
                $('#availability_statut:hidden').show();
        }
        else
        {
            //hide the availability value
            $('#availability_statut:visible').hide();
        }

        //'last quantities' message management
        if (!allowBuyWhenOutOfStock)
        {
            if (quantityAvailable <= maxQuantityToAllowDisplayOfLastQuantityMessage)
                $('#last_quantities').show('slow');
            else
                $('#last_quantities').hide('slow');
        }

        if (quantitiesDisplayAllowed)
        {
            $('#pQuantityAvailable:hidden').show('slow');
            $('#quantityAvailable').text(quantityAvailable);

            if (quantityAvailable < 2) // we have 1 or less product in stock and need to show "item" instead of "items"
            {
                $('#quantityAvailableTxt').show();
                $('#quantityAvailableTxtMultiple').hide();
            }
            else
            {
                $('#quantityAvailableTxt').hide();
                $('#quantityAvailableTxtMultiple').show();
            }
        }
        
    }
    else
    {
        //show the hook out of stock
        if (productAvailableForOrder == 1)
        {
            $('#oosHook').show();
            if ($('#oosHook').length > 0 && function_exists('oosHookJsCode'))
                oosHookJsCode();
        }

        //hide 'last quantities' message if it was previously visible
        $('#last_quantities:visible').hide('slow');

        //hide the quantity of pieces if it was previously visible
        $('#pQuantityAvailable:visible').hide('slow');

        //hide the choice of quantities
        if (!allowBuyWhenOutOfStock)
            $('#quantity_wanted_p:visible').hide('slow');

        //display that the product is unavailable with theses attributes
        if (!selectedCombination['unavailable'])
            $('#availability_value').text(doesntExistNoMore + (globalQuantity > 0 ? ' ' + doesntExistNoMoreBut : '')).addClass('warning_inline');
        else
        {
            $('#availability_value').text(doesntExist).addClass('warning_inline');
            $('#oosHook').hide();
        }
        if(stock_management == 1)
            $('#availability_statut:hidden').show();
		
        //display availability date
        if (selectedCombination.length)
        {
            var available_date = selectedCombination['available_date'];
            tab_date = available_date.split('-');
            var time_available = new Date(tab_date[2], tab_date[1], tab_date[0]);
            time_available.setMonth(time_available.getMonth()-1);
            var now = new Date();
            // date displayed only if time_available
            if (now.getTime() < time_available.getTime())
            {
                $('#availability_date_value').text(selectedCombination['available_date']);
                $('#availability_date_label').show();
                $('#availability_date_value').show();
            }
            else
            {
                $('#availability_date_label').hide();
                $('#availability_date_value').hide();
            }
        }
        //show the 'add to cart' button ONLY IF it's possible to buy when out of stock AND if it was previously invisible
        if (allowBuyWhenOutOfStock && !selectedCombination['unavailable'] && productAvailableForOrder == 1)
        {
            $('#add_to_cart:hidden').fadeIn(600);

            if (availableLaterValue != '')
            {
                $('#availability_value').text(availableLaterValue);
                if(stock_management == 1)
                    $('#availability_statut:hidden').show('slow');
            }
            else
                $('#availability_statut:visible').hide('slow');
        }
        else
        {
            $('#add_to_cart:visible').fadeOut(600);
            if(stock_management == 1)
                $('#availability_statut:hidden').show('slow');
        }

        if (productAvailableForOrder == 0)
            $('#availability_statut:visible').hide();
    }

    if (selectedCombination['reference'] || productReference)
    {
        if (selectedCombination['reference'])
            $('#product_reference span').text(selectedCombination['reference']);
        else if (productReference)
            $('#product_reference span').text(productReference);
        $('#product_reference:hidden').show('slow');
    }
    else
        $('#product_reference:visible').hide('slow');

    //update display of the the prices in relation to tax, discount, ecotax, and currency criteria
    if (!selectedCombination['unavailable'] && productShowPrice == 1)
    {
        var priceTaxExclWithoutGroupReduction = '';

        // retrieve price without group_reduction in order to compute the group reduction after
        // the specific price discount (done in the JS in order to keep backward compatibility)
        if (!displayPrice && !noTaxForThisProduct)
        {
            priceTaxExclWithoutGroupReduction = ps_round(productPriceTaxExcluded, 6) * (1 / group_reduction);
        } else {
            priceTaxExclWithoutGroupReduction = ps_round(productPriceTaxExcluded, 6) * (1 / group_reduction);
        }
        var combination_add_price = selectedCombination['price'] * group_reduction;

        var tax = (taxRate / 100) + 1;

        var display_specific_price;
        if (selectedCombination.specific_price)
        {
            display_specific_price = selectedCombination.specific_price['price'];
            if (selectedCombination['specific_price'].reduction_type == 'percentage')
            {
                $('#reduction_amount').hide();
                $('#reduction_percent_display').html('-' + parseFloat(selectedCombination['specific_price'].reduction_percent) + '%');
                $('#reduction_percent').show();
            } else if (selectedCombination['specific_price'].reduction_type == 'amount' && selectedCombination['specific_price'].reduction_price != 0) {
                $('#reduction_amount_display').html('-' + formatCurrency(selectedCombination['specific_price'].reduction_price, currencyFormat, currencySign, currencyBlank));
                $('#reduction_percent').hide();
                $('#reduction_amount').show();
            } else {
                $('#reduction_percent').hide();
                $('#reduction_amount').hide();
            }
        }
        else
        {
            display_specific_price = product_specific_price['price'];
            if (product_specific_price['reduction_type'] == 'percentage')
                $('#reduction_percent_display').html(product_specific_price['specific_price'].reduction_percent);
        }
		
        if (product_specific_price['reduction_type'] != '' || selectedCombination['specific_price'].reduction_type != '')
            $('#discount_reduced_price,#old_price').show();
        else
            $('#discount_reduced_price,#old_price').hide();
		
        if (product_specific_price['reduction_type'] == 'percentage' || selectedCombination['specific_price'].reduction_type == 'percentage')
            $('#reduction_percent').show();
        else
            $('#reduction_percent').hide();
        if (display_specific_price)
            $('#not_impacted_by_discount').show();
        else
            $('#not_impacted_by_discount').hide();

        var taxExclPrice = (display_specific_price && display_specific_price >= 0  ? (specific_currency ? display_specific_price : display_specific_price * currencyRate) : priceTaxExclWithoutGroupReduction) + selectedCombination['price'] * currencyRate;

        if (display_specific_price)
            productPriceWithoutReduction = priceTaxExclWithoutGroupReduction + selectedCombination['price'] * currencyRate; // Need to be global => no var

        if (!displayPrice && !noTaxForThisProduct)
        {
            productPrice = taxExclPrice * tax; // Need to be global => no var
            if (display_specific_price)
                productPriceWithoutReduction = ps_round(productPriceWithoutReduction * tax, 2);
        }
        else
        {
            productPrice = ps_round(taxExclPrice, 2); // Need to be global => no var
            if (display_specific_price)
                productPriceWithoutReduction = ps_round(productPriceWithoutReduction, 2);
        }

        var reduction = 0;
        if (selectedCombination['specific_price'].reduction_price || selectedCombination['specific_price'].reduction_percent)
        {
            selectedCombination['specific_price'].reduction_price = (specific_currency ? selectedCombination['specific_price'].reduction_price : selectedCombination['specific_price'].reduction_price * currencyRate);
            reduction = productPrice * (parseFloat(selectedCombination['specific_price'].reduction_percent) / 100) + selectedCombination['specific_price'].reduction_price;
            if (selectedCombination['specific_price'].reduction_price && (displayPrice || noTaxForThisProduct))
                reduction = ps_round(reduction / tax, 6);
        }
        else if (product_specific_price.reduction_price || product_specific_price.reduction_percent)
        {
            product_specific_price.reduction_price = (specific_currency ? product_specific_price.reduction_price : product_specific_price.reduction_price * currencyRate);
            reduction = productPrice * (parseFloat(product_specific_price.reduction_percent) / 100) + product_specific_price.reduction_price;
            if (product_specific_price.reduction_price && (displayPrice || noTaxForThisProduct))
                reduction = ps_round(reduction / tax, 6);
        }
        productPriceWithoutReduction = productPrice * group_reduction;

        productPrice -= reduction;
        var tmp = productPrice * group_reduction;
        productPrice = ps_round(productPrice * group_reduction, 2);

        var ecotaxAmount = !displayPrice ? ps_round(selectedCombination['ecotax'] * (1 + ecotaxTax_rate / 100), 2) : selectedCombination['ecotax'];
        productPrice += ecotaxAmount;
        productPriceWithoutReduction += ecotaxAmount;

        //productPrice = ps_round(productPrice * currencyRate, 2);
        var our_price = '';
        if (productPrice > 0) {
            our_price = formatCurrency(productPrice, currencyFormat, currencySign, currencyBlank);
        } else {
            our_price = formatCurrency(0, currencyFormat, currencySign, currencyBlank);
        }
        //tuannd added for change price by size
        var productPriceBySize = 0 ;
        productPriceBySize = productPrice ;
        for(var i = 0 ;i<customizationFields.length;i++){
                productPriceBySize *= $("#"+customizationFields[i][0]).val();
        }
        if(productPriceBySize == 0) productPriceBySize = productPrice;
        productPriceBySize = formatCurrency(productPriceBySize, currencyFormat, currencySign, currencyBlank)
        $('#our_price_display').text(productPriceBySize);
        $('.container-product-price').text(productPriceBySize);
        $('#old_price_display').text(formatCurrency(productPriceWithoutReduction, currencyFormat, currencySign, currencyBlank));
        if (productPriceWithoutReduction > productPrice)
            $('#old_price,#old_price_display,#old_price_display_taxes').show();
        else
            $('#old_price,#old_price_display,#old_price_display_taxes').hide();
        // Special feature: "Display product price tax excluded on product page"
        var productPricePretaxed = '';
        if (!noTaxForThisProduct)
            productPricePretaxed = productPrice / tax;
        else
            productPricePretaxed = productPrice;
        $('#pretaxe_price_display').text(formatCurrency(productPricePretaxed, currencyFormat, currencySign, currencyBlank));
        // Unit price 
        productUnitPriceRatio = parseFloat(productUnitPriceRatio);
        if (productUnitPriceRatio > 0 )
        {
            newUnitPrice = (productPrice / parseFloat(productUnitPriceRatio)) + selectedCombination['unit_price'];
            $('#unit_price_display').text(formatCurrency(newUnitPrice, currencyFormat, currencySign, currencyBlank));
        }

        // Ecotax
        ecotaxAmount = !displayPrice ? ps_round(selectedCombination['ecotax'] * (1 + ecotaxTax_rate / 100), 2) : selectedCombination['ecotax'];
        $('#ecotax_price_display').text(formatCurrency(ecotaxAmount, currencyFormat, currencySign, currencyBlank));
    }
}

//update display of the large image
function displayImage(domAAroundImgThumb, no_animation)
{
    if (typeof(no_animation) == 'undefined')
        no_animation = false;
	
    if (domAAroundImgThumb.attr('href'))
    {
        var newSrc = domAAroundImgThumb.attr('href').replace('thickbox','large');
        if ($('#bigpic').attr('src') != newSrc)
        {
            $('#bigpic').fadeOut((no_animation ? 0 : 'fast'), function(){
                $(this).attr('src', newSrc).show();
                if (typeof(jqZoomEnabled) != 'undefined' && jqZoomEnabled)
                    $(this).attr('alt', domAAroundImgThumb.attr('href'));
            });
        }
        $('#views_block li a').removeClass('shown');
        $(domAAroundImgThumb).addClass('shown');
    }
}

//update display of the discounts table
function displayDiscounts(combination)
{
    $('#quantityDiscount tbody tr').each(function() {
        if (($(this).attr('id') != 'quantityDiscount_0') &&
            ($(this).attr('id') != 'quantityDiscount_'+combination) &&
            ($(this).attr('id') != 'noQuantityDiscount'))
            $(this).fadeOut('slow');
    });

    if ($('#quantityDiscount_'+combination).length != 0) {
        $('#quantityDiscount_'+combination).show();
        $('#noQuantityDiscount').hide();
    } else
        $('#noQuantityDiscount').show();
}

// Serialscroll exclude option bug ?
function serialScrollFixLock(event, targeted, scrolled, items, position)
{
    serialScrollNbImages = $('#thumbs_list li:visible').length;
    serialScrollNbImagesDisplayed = 3;

    var leftArrow = position == 0 ? true : false;
    var rightArrow = position + serialScrollNbImagesDisplayed >= serialScrollNbImages ? true : false;

    $('#view_scroll_left').css('cursor', leftArrow ? 'default' : 'pointer').css('display', leftArrow ? 'none' : 'block').fadeTo(0, leftArrow ? 0 : 1);
    $('#view_scroll_right').css('cursor', rightArrow ? 'default' : 'pointer').fadeTo(0, rightArrow ? 0 : 1).css('display', rightArrow ? 'none' : 'block');
    return true;
}

// Change the current product images regarding the combination selected
function refreshProductImages(id_product_attribute)
{
    $('#thumbs_list_frame').scrollTo('li:eq(0)', 700, {
        axis:'x'
    });
    $('#thumbs_list li').hide();
    id_product_attribute = parseInt(id_product_attribute);

    if (typeof(combinationImages) != 'undefined' && typeof(combinationImages[id_product_attribute]) != 'undefined')
    {
        for (var i = 0; i < combinationImages[id_product_attribute].length; i++)
            $('#thumbnail_' + parseInt(combinationImages[id_product_attribute][i])).show();
    }
    if (i > 0)
    {
        var thumb_width = $('#thumbs_list_frame >li').width()+parseInt($('#thumbs_list_frame >li').css('marginRight'));
        $('#thumbs_list_frame').width((parseInt((thumb_width)* i) + 3) + 'px'); //  Bug IE6, needs 3 pixels more ?
    }
    else
    {
        $('#thumbnail_' + idDefaultImage).show();
        displayImage($('#thumbnail_'+ idDefaultImage +' a'));
    }
    $('#thumbs_list').trigger('goto', 0);
    serialScrollFixLock('', '', '', '', 0);// SerialScroll Bug on goto 0 ?
}

//To do after loading HTML
$(document).ready(function()
{
    //init the serialScroll for thumbs
    $('#thumbs_list').serialScroll({
        items:'li:visible',
        prev:'#view_scroll_left',
        next:'#view_scroll_right',
        axis:'x',
        offset:0,
        start:0,
        stop:true,
        onBefore:serialScrollFixLock,
        duration:700,
        step: 2,
        lazy: true,
        lock: false,
        force:false,
        cycle:false
    });

    $('#thumbs_list').trigger('goto', 1);// SerialScroll Bug on goto 0 ?
    $('#thumbs_list').trigger('goto', 0);

    //hover 'other views' images management
    $('#views_block li a').hover(
        function(){
            displayImage($(this));
        },
        function(){}
        );

    //set jqZoom parameters if needed
    if (typeof(jqZoomEnabled) != 'undefined' && jqZoomEnabled)
    {
        $('img.jqzoom').jqueryzoom({
            xzoom: 200, //zooming div default width(default width value is 200)
            yzoom: 200, //zooming div default width(default height value is 200)
            offset: 21 //zooming div default offset(default offset value is 10)
        //position: "right" //zooming div position(default position value is "right")
        });
    }
    //add a link on the span 'view full size' and on the big image
    $('#view_full_size, #image-block img').click(function(){
        $('#views_block .shown').click();
    });

    //catch the click on the "more infos" button at the top of the page
    $('#short_description_block .button').click(function(){
        $('#more_info_tab_more_info').click();
        $.scrollTo( '#more_info_tabs', 1200 );
    });

    // Hide the customization submit button and display some message
    $('#customizedDatas input').click(function() {
        $('#customizedDatas input').hide();
        $('#ajax-loader').fadeIn();
        $('#customizedDatas').append(uploading_in_progress);
    });

    //init the price in relation of the selected attributes
    if (typeof productHasAttributes != 'undefined' && productHasAttributes)
        findCombination(true);
    else if (typeof productHasAttributes != 'undefined' && !productHasAttributes)
        refreshProductImages(0);

    $('#resetImages').click(function() {
        refreshProductImages(0);
    });

    $('.thickbox').fancybox({
        'hideOnContentClick': true,
        'transitionIn'	: 'elastic',
        'transitionOut'	: 'elastic'
    });
	
    original_url = window.location+'';
    first_url_check = true;
    checkUrl();
    initLocationChange();
	
});
function addProductToCart()
{    
    $('#FieldAdd').val(1);
    $.ajax({
        type: "POST",
        url: $("#buy_block").attr('action'),
        data: $("#buy_block").serialize(), // serializes the form's elements.
        success: function(data)
        {
            
        }
    });
}
function saveCustomization()
{
    $('#quantityBackup').val($('#quantity_wanted').val());
    customAction = $('#customizationForm').val();
    $('body select[id^="group_"]').each(function() {
        customAction = customAction.replace(new RegExp(this.id + '=\\d+'), this.id +'='+this.value);
    }); 
    $.ajax({
        type: "POST",
        url: customAction,
        data: $("#buy_block").serialize(), // serializes the form's elements.
        success: function(data)
        {
            
        }
    });
}

function submitPublishProduct(url, redirect, token)
{
    var id_product = $('#admin-action-product-id').val();

    $.ajaxSetup({
        async: false
    });
    $.post(url+'/index.php', { 
        action:'publishProduct',
        id_product: id_product, 
        status: 1, 
        redirect: redirect,
        ajax: 1,
        tab: 'AdminProducts',
        token: token
    },
    function(data)
    {
        if (data.indexOf('error') === -1)
            document.location.href = data;
    }
    );

    return true;
}

function checkMinimalQuantity(minimal_quantity)
{
    if ($('#quantity_wanted').val() < minimal_quantity)
    {
        $('#quantity_wanted').css('border', '1px solid red');
        $('#minimal_quantity_wanted_p').css('color', 'red');
    }
    else
    {
        $('#quantity_wanted').css('border', '1px solid #BDC2C9');
        $('#minimal_quantity_wanted_p').css('color', '#374853');
    }
}

function colorPickerClick(elt)
{
    id_attribute = $(elt).attr('id').replace('color_', '');
    $(elt).parent().parent().children().removeClass('selected');
    $(elt).fadeTo('fast', 1, function(){
        $(this).fadeTo('fast', 0, function(){
            $(this).fadeTo('fast', 1, function(){
                $(this).parent().addClass('selected');
            });
        });
    });
    $(elt).parent().parent().parent().children('.color_pick_hidden,#color_pick_hidden').val(id_attribute);
    findCombination(false);
}


function getProductAttribute()
{
    // get product attribute id
    product_attribute_id = $('#idCombination').val();
    product_id = $('#product_page_product_id').val();

    // get every attributes values
    request = '';
    //create a temporary 'tab_attributes' array containing the choices of the customer
    var tab_attributes = [];
    $('#attributes select, #attributes input[type=hidden], #attributes input[type=radio]:checked').each(function(){
        tab_attributes.push($(this).val());
    });

    // build new request
    for (var i in attributesCombinations)
        for (var a in tab_attributes)
            if (attributesCombinations[i]['id_attribute'] === tab_attributes[a])
                request += '/'+attributesCombinations[i]['group']+'-'+attributesCombinations[i]['attribute'];
    request = request.replace(request.substring(0, 1), '#/');
    url = window.location+'';

    // redirection
    if (url.indexOf('#') != -1)
        url = url.substring(0, url.indexOf('#'));

    // set ipa to the customization form
    $('#customizationForm').attr('action', $('#customizationForm').attr('action')+request)
    //window.location = url+request;
}

function initLocationChange(time)
{
    if(!time) time = 500;
    setInterval(checkUrl, time);
}

function checkUrl()
{
    if (original_url != window.url || first_url_check)
    {
        first_url_check = false;
        url = window.location+'';
        // if we need to load a specific combination
        if (url.indexOf('#/') != -1)
        {
            // get the params to fill from a "normal" url
            params = url.substring(url.indexOf('#') + 1, url.length);
            tabParams = params.split('/');
            tabValues = [];
            if (tabParams[0] == '')
                tabParams.shift();
            for (var i in tabParams)
                tabValues.push(tabParams[i].split('-'));
            product_id = $('#product_page_product_id').val();
            // fill html with values
            $('.color_pick').removeClass('selected');
            $('.color_pick').parent().parent().children().removeClass('selected');
            count = 0;
            for (var z in tabValues)
                for (var a in attributesCombinations)
                    if (attributesCombinations[a]['group'] === decodeURIComponent(tabValues[z][0])
                        && attributesCombinations[a]['attribute'] === tabValues[z][1])
                        {
                        count++;
                        // add class 'selected' to the selected color
                        $('#color_'+attributesCombinations[a]['id_attribute']).addClass('selected');
                        $('#color_'+attributesCombinations[a]['id_attribute']).parent().addClass('selected');
                        $('input:radio[value='+attributesCombinations[a]['id_attribute']+']').attr('checked', true);
                        $('input:hidden[name=group_'+attributesCombinations[a]['id_attribute_group']+']').val(attributesCombinations[a]['id_attribute']);
                        $('select[name=group_'+attributesCombinations[a]['id_attribute_group']+']').val(attributesCombinations[a]['id_attribute']);
                    }
            // find combination
            if (count >= 0)
            {
                findCombination(false);
                original_url = window.location+'';
            }
            // no combination found = removing attributes from url
            else
                window.location = url.substring(0, url.indexOf('#'));
        }
    }
}